docs: def remove_dnc(self, obj_id, channel):
          """
          Removes Do Not Contact
  
          :param obj_id: int
          :param channel: str
          :return: dict|str
          """
          response = self._client.session.post(
              '{url}/{id}/dnc/remove/{channel}'.format(
                  url=self.endpoint_url, id=obj_id, channel=channel
              )
          )
          return self.process_response(response)